background image

12

OPERATION 

3)

 

DISPLAY INFORMATION 

Press 

DISP

 button (22) to show the 

following information, such as the clock, 
ID3 TAG (if available: song title, directory 
name, artist name, other contents…) 
(FOR MP3/WMA ID3 FUNCTION 
VERSION ONLY) and other information. 
 

USB PLAY OPERATION 

On the front panel of unit, there is an USB 
interface (21), you can connect an USB 
driver through this interface. 

When you connect an USB driver through the 
interface, the unit will search the MP3/WMA 
files and start to play it automatically. In other 
mode, you can also press

 MOD

 button (11) to 

select USB mode. 
When playing the MP3/WMA files in the 
device, the operation is the same with the 
MP3 operation described above. 

Note

˖

˖

z

   The main unit can only support the 

standard USB-memory disc. 

z

  USB MP3 player is not a standard 

which means different brand name or 
different models have their own 
standard. So our product cannot 
support all MP3 players. 

z

   When connecting an MP3 player and 

there has normal battery in the player   

  (non rechargeable battery), you should   
remove the battery from the MP3 player 
then connect it to the USB interface. 
Otherwise, it may cause battery burst. 

z

     When in USB play mode, be sure not 

to remove the USB driver from the USB 
interface. 

 

MEMORY CARD OPERATION 

There is a memory card interface (17) on 
the front panel of the unit. 
When you insert a memory card in the 
memory card interface, the unit will search 
the MP3 files in the card and start to play 
MP3 files automatically.   

 
 
The operation is the same with the MP3 
operation described above. If in other 
mode, you can also press

 MOD

 button (11) 

to select memory card play mode.   
 

CAUTION

When there are important files in the USB 
device or memory card, do not connect it to 
the main unit to play. And don’t play the 
CD-R/RW disc that has important files in it. 
Because any wrong operation may cause 
files loss. And our company assumes no 
responsibility for this. 
 
 

DISC NOTES 

A. Notes on discs:

1.  Attempting to use non-standard shape 

discs (e.g. square, start, heart) may 
damage the unit. Be sure to use round 
shape CD discs only for this unit. 

2.  Do not stick paper or tape, etc, onto the 

label side or the recording side of any 
discs, as it may cause a malfunction. 

3.  Dirt, dust, scratches and warping discs 

will cause misoperation. 

B. Notes on CD-Rs (recordable 
CDs)/CD-RWs (rewritable CDs):

1. The unit cannot play a CD-R and 

CD-RW that is not finalized. (Please 
refer to the manual of your 
CD-R/CD-RW recorder or 
CD-R/CD-RW software for more   
information on finalization process). 

2. Depending on the recording status, 

conditions of the disc and the 
equipment used for the recording, some 
CD-Rs/CD-RWs may not be played on 
this unit. (see *1) 

 
  
 
 

 
*1: To have more reliable play back, please   

see following recommendations: 

a:  Use CD-RWs with speed 1x to 4x 

and write with speed 1x to 2x. 

 
 
 
 

12

OPERATION 

3)

 

DISPLAY INFORMATION 

Press 

DISP

 button (22) to show the 

following information, such as the clock, 
ID3 TAG (if available: song title, directory 
name, artist name, other contents…) 
(FOR MP3/WMA ID3 FUNCTION 
VERSION ONLY) and other information. 
 

USB PLAY OPERATION 

On the front panel of unit, there is an USB 
interface (21), you can connect an USB 
driver through this interface. 

When you connect an USB driver through the 
interface, the unit will search the MP3/WMA 
files and start to play it automatically. In other 
mode, you can also press

 MOD

 button (11) to 

select USB mode. 
When playing the MP3/WMA files in the 
device, the operation is the same with the 
MP3 operation described above. 

Note

˖

˖

z

   The main unit can only support the 

standard USB-memory disc. 

z

  USB MP3 player is not a standard 

which means different brand name or 
different models have their own 
standard. So our product cannot 
support all MP3 players. 

z

   When connecting an MP3 player and 

there has normal battery in the player   

  (non rechargeable battery), you should   
remove the battery from the MP3 player 
then connect it to the USB interface. 
Otherwise, it may cause battery burst. 

z

     When in USB play mode, be sure not 

to remove the USB driver from the USB 
interface. 

 

MEMORY CARD OPERATION 

There is a memory card interface (17) on 
the front panel of the unit. 
When you insert a memory card in the 
memory card interface, the unit will search 
the MP3 files in the card and start to play 
MP3 files automatically.   

 
 
The operation is the same with the MP3 
operation described above. If in other 
mode, you can also press

 MOD

 button (11) 

to select memory card play mode.   
 

CAUTION

When there are important files in the USB 
device or memory card, do not connect it to 
the main unit to play. And don’t play the 
CD-R/RW disc that has important files in it. 
Because any wrong operation may cause 
files loss. And our company assumes no 
responsibility for this. 
 
 

DISC NOTES 

A. Notes on discs:

1.  Attempting to use non-standard shape 

discs (e.g. square, start, heart) may 
damage the unit. Be sure to use round 
shape CD discs only for this unit. 

2.  Do not stick paper or tape, etc, onto the 

label side or the recording side of any 
discs, as it may cause a malfunction. 

3.  Dirt, dust, scratches and warping discs 

will cause misoperation. 

B. Notes on CD-Rs (recordable 
CDs)/CD-RWs (rewritable CDs):

1. The unit cannot play a CD-R and 

CD-RW that is not finalized. (Please 
refer to the manual of your 
CD-R/CD-RW recorder or 
CD-R/CD-RW software for more   
information on finalization process). 

2. Depending on the recording status, 

conditions of the disc and the 
equipment used for the recording, some 
CD-Rs/CD-RWs may not be played on 
this unit. (see *1) 

 
  
 
 

 
*1: To have more reliable play back, please   

see following recommendations: 

a:  Use CD-RWs with speed 1x to 4x 

and write with speed 1x to 2x. 

 
 
 
 

 

 

 

Summary of Contents for 644UA

Page 1: ......

Page 2: ...of ESP Function y Memory Card Interface y USB Interface y Auxiliary Input Function y Remote Control 1 644UA OWNER S MANUAL Mobile Audio System y PLL Synthesizer Stereo Radio y CD MP3 WMA Player y Auto...

Page 3: ...tes 12 Remote control 14 Specification 15 Trouble shooting 16 Repeating tracks 11 Basic operation 9 2 CONTENTS Installation 3 Take out screw before installation 3 DIN Front Mount Method A 3 Installing...

Page 4: ...es of the unit Then slide the sleeve off the back of the unit 30 Take out screw before installation 3 INSTALLATION Notes y Choose the mounting location where the unit will not interfere with the norma...

Page 5: ...utton to remove the front panel 4 Lift the top of the outer trim ring then pull it out to remove it 4 INSTALLATION 1 Front panel 2 Outer trim ring 3 Sleeve 4 L key 5 R key 6 Mount the sleeve by insert...

Page 6: ...ach side Note The outer trim ring sleeve and the metal strap are not used for method B installation 5 INSTALLATION 5 Insert both of the supplied keys into the slots at the middle left and right sides...

Page 7: ...of the front panel 7 Do not attempt to disassemble the front panel USING THE DETACHABLE FRONT PANEL 6 REMOVING THE FRONT PANEL 1 Press the release button on the front panel and pull off the front pane...

Page 8: ...7 WIRING CONNECTION FOR 60X4W SYSTEM 7 WIRING CONNECTION FOR 60X4W SYSTEM...

Page 9: ...interface 22 DISP button 23 PWR MUT button 24 Auxiliary input jack 25 Reset button 26 Remote sensor 8 OPERATION LOCATION OF KEYS 1 release button 2 tune seek track up 3 Volume knob when rotated SEL bu...

Page 10: ...e RESET FUNCTION Reset button 25 must be activated with either a ballpoint pen or thin metal object 9 OPERATION BASIC OPERATION SWITCHING ON OFF THE UNIT Press PWR MUT button 23 to switch on the unit...

Page 11: ...ase the button PAUSING PLAYING Press PAU button 5 to pause the player Press it again to resume play 10 OPERATION The reset button is to be activated for the following reasons Initial installation of t...

Page 12: ...olume button 3 The selected file can be played by pressing BND LOU ENT button 14 or volume button 3 11 OPERATION PREVIEWING TRACKS Press SCN button 6 to play first several seconds of each track on the...

Page 13: ...please see following recommendations a Use CD RWs with speed 1x to 4x and write with speed 1x to 2x 12 OPERATION 3 DISPLAY INFORMATION Press DISP button 22 to show the following information such as th...

Page 14: ...8x and write with speed 1x to 2x c Do not play a CD RW which has been written for more than 5 times 13 OPERATION C Notes on MP3 files MP3 Version Only 1 The disc must be in the ISO9660 level 1 or leve...

Page 15: ...Scanning Button 15 3 RPT Repeat Button 16 6 DIR Directory Up Button 17 5 DIR Directory Down Button 14 REMOTE CONTROL 1 VOL Volume Up Button Character Select A B 8 9 0 _ For MP3 WMA Operation 2 MUTE P...

Page 16: ...Stereo Separation 25dB AM Frequency Coverage 530 to 1710 KHz IF 450 kHz Sensitivity S N 20dB 36 dBu 15 SPECIFICATION GENERAL Power Supply Requirements DC 12 Volts Negative Ground Chassis Dimensions 17...

Page 17: ...radio station automatic selection does not work The signals are too weak Select a station manually 16 TROUBLE SHOOTING Before going through the checklist check wiring connection If any of the problem...

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